Chamilo is a learning management system focused on ease of use and accessibility
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chamilo-lms/main/admin/settings.lib.php

1740 lines
66 KiB

<?php
/* For licensing terms, see /license.txt */
use Symfony\Component\Filesystem\Filesystem;
use Chamilo\CoreBundle\Component\Utils\ChamiloApi;
/**
* Library of the settings.php file
*
* @author Julio Montoya <gugli100@gmail.com>
* @author Guillaume Viguier <guillaume@viguierjust.com>
*
* @since Chamilo 1.8.7
* @package chamilo.admin
*/
define('CSS_UPLOAD_PATH', api_get_path(SYS_APP_PATH).'Resources/public/css/themes/');
/**
* This function allows easy activating and inactivating of regions
* @author Julio Montoya <gugli100@gmail.com> Beeznest 2012
*/
function handleRegions()
{
if (isset($_POST['submit_plugins'])) {
storeRegions();
// Add event to the system log.
$user_id = api_get_user_id();
$category = $_GET['category'];
Event::addEvent(
LOG_CONFIGURATION_SETTINGS_CHANGE,
LOG_CONFIGURATION_SETTINGS_CATEGORY,
$category,
api_get_utc_datetime(),
$user_id
);
Display :: display_confirmation_message(get_lang('SettingsStored'));
}
$plugin_obj = new AppPlugin();
$possible_plugins = $plugin_obj->read_plugins_from_path();
$installed_plugins = $plugin_obj->get_installed_plugins();
echo '<form name="plugins" method="post" action="'.api_get_self().'?category='.Security::remove_XSS($_GET['category']).'">';
echo '<table class="data_table">';
echo '<tr>';
echo '<th width="400px">';
echo get_lang('Plugin');
echo '</th><th>';
echo get_lang('Regions');
echo '</th>';
echo '</th>';
echo '</tr>';
/* We display all the possible plugins and the checkboxes */
$plugin_region_list = array();
$my_plugin_list = $plugin_obj->get_plugin_regions();
foreach ($my_plugin_list as $plugin_item) {
$plugin_region_list[$plugin_item] = $plugin_item;
}
// Removing course tool
unset($plugin_region_list['course_tool_plugin']);
foreach ($installed_plugins as $pluginName) {
$plugin_info_file = api_get_path(SYS_PLUGIN_PATH).$pluginName.'/plugin.php';
if (file_exists($plugin_info_file)) {
$plugin_info = array();
require $plugin_info_file;
if (isset($_GET['name']) && $_GET['name'] === $pluginName) {
echo '<tr class="row_selected">';
} else {
echo '<tr>';
}
echo '<td>';
echo '<h4>'.$plugin_info['title'].' <small>v'.$plugin_info['version'].'</small></h4>';
echo '<p>'.$plugin_info['comment'].'</p>';
echo '</td><td>';
$selected_plugins = $plugin_obj->get_areas_by_plugin($pluginName);
$region_list = [];
$isAdminPlugin = isset($plugin_info['is_admin_plugin']) && $plugin_info['is_admin_plugin'];
$isCoursePlugin = isset($plugin_info['is_course_plugin']) && $plugin_info['is_course_plugin'];
if (!$isAdminPlugin && !$isCoursePlugin) {
$region_list = $plugin_region_list;
} else {
if ($isAdminPlugin) {
$region_list['menu_administrator'] = 'menu_administrator';
}
if ($isCoursePlugin) {
$region_list['course_tool_plugin'] = 'course_tool_plugin';
}
}
echo Display::select(
'plugin_'.$pluginName.'[]',
$region_list,
$selected_plugins,
array('multiple' => 'multiple', 'style' => 'width:500px'),
true,
get_lang('None')
);
echo '</td></tr>';
}
}
echo '</table>';
echo '<br />';
echo '<button class="btn btn-success" type="submit" name="submit_plugins">'.get_lang('EnablePlugins').'</button></form>';
}
function handleExtensions()
{
echo Display::page_subheader(get_lang('ConfigureExtensions'));
echo '<a class="btn btn-success" href="configure_extensions.php?display=ppt2lp" role="button">'.get_lang('Ppt2lp').'</a>';
}
/**
* This function allows easy activating and inactivating of plugins
* @todo: a similar function needs to be written to activate or inactivate additional tools.
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
* @author Julio Montoya <gugli100@gmail.com> Beeznest 2012
*/
function handlePlugins()
{
$plugin_obj = new AppPlugin();
$token = Security::get_token();
if (isset($_POST['submit_plugins'])) {
storePlugins();
// Add event to the system log.
$user_id = api_get_user_id();
$category = $_GET['category'];
Event::addEvent(
LOG_CONFIGURATION_SETTINGS_CHANGE,
LOG_CONFIGURATION_SETTINGS_CATEGORY,
$category,
api_get_utc_datetime(),
$user_id
);
Display :: display_confirmation_message(get_lang('SettingsStored'));
}
$all_plugins = $plugin_obj->read_plugins_from_path();
$installed_plugins = $plugin_obj->get_installed_plugins();
// Plugins NOT installed
echo Display::page_subheader(get_lang('Plugins'));
echo '<form class="form-horizontal" name="plugins" method="post" action="'.api_get_self().'?category='.Security::remove_XSS($_GET['category']).'&sec_token=' . $token . '">';
echo '<table class="data_table">';
echo '<tr>';
echo '<th width="20px">';
echo get_lang('Action');
echo '</th><th>';
echo get_lang('Description');
echo '</th>';
echo '</tr>';
/*$plugin_list = array();
$my_plugin_list = $plugin_obj->get_plugin_regions();
foreach($my_plugin_list as $plugin_item) {
$plugin_list[$plugin_item] = $plugin_item;
}*/
foreach ($all_plugins as $pluginName) {
$plugin_info_file = api_get_path(SYS_PLUGIN_PATH).$pluginName.'/plugin.php';
if (file_exists($plugin_info_file)) {
$plugin_info = array();
require $plugin_info_file;
if (in_array($pluginName, $installed_plugins)) {
echo '<tr class="row_selected">';
} else {
echo '<tr>';
}
echo '<td>';
//Checkbox
if (in_array($pluginName, $installed_plugins)) {
echo '<input type="checkbox" name="plugin_'.$pluginName.'[]" checked="checked">';
} else {
echo '<input type="checkbox" name="plugin_'.$pluginName.'[]">';
}
echo '</td><td>';
echo '<h4>'.$plugin_info['title'].' <small>v '.$plugin_info['version'].'</small></h4>';
echo '<p>'.$plugin_info['comment'].'</p>';
echo '<p>'.get_lang('Author').': '.$plugin_info['author'].'</p>';
echo '<div class="btn-group">';
if (in_array($pluginName, $installed_plugins)) {
echo Display::url('<em class="fa fa-cogs"></em> '.get_lang('Configure'), 'configure_plugin.php?name='.$pluginName, array('class' => 'btn btn-default'));
echo Display::url('<em class="fa fa-th-large"></em> '.get_lang('Regions'), 'settings.php?category=Regions&name='.$pluginName, array('class' => 'btn btn-default'));
}
if (file_exists(api_get_path(SYS_PLUGIN_PATH).$pluginName.'/readme.txt')) {
echo Display::url(
"<em class='fa fa-file-text-o'></em> readme.txt",
api_get_path(WEB_PLUGIN_PATH) . $pluginName . "/readme.txt",
[
'class' => 'btn btn-default ajax',
'data-title' => $plugin_info['title'],
'data-size' => 'lg',
'_target' => '_blank'
]
);
}
$readmeFile = api_get_path(SYS_PLUGIN_PATH).$pluginName.'/README.md';
if (file_exists($readmeFile)) {
echo Display::url(
"<em class='fa fa-file-text-o'></em> README.md",
api_get_path(WEB_AJAX_PATH).'plugin.ajax.php?a=md_to_html&plugin='.$pluginName,
[
'class' => 'btn btn-default ajax',
'data-title' => $plugin_info['title'],
'data-size' => 'lg',
'_target' => '_blank'
]
);
}
echo '</div>';
echo '</td></tr>';
}
}
echo '</table>';
echo '<div class="form-actions bottom_actions">';
echo '<button class="btn btn-success" type="submit" name="submit_plugins">'.
get_lang('EnablePlugins').'</button>';
echo '</div>';
echo '</form>';
}
/**
* This function allows the platform admin to choose the default stylesheet
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
* @author Julio Montoya <gugli100@gmail.com>, Chamilo
*/
function handleStylesheets()
{
global $_configuration;
// Current style.
$currentstyle = api_get_setting('stylesheets');
$is_style_changeable = isStyleChangeable();
$form = new FormValidator(
'stylesheet_upload',
'post',
'settings.php?category=Stylesheets#tabs-3'
);
$form->addElement('text', 'name_stylesheet', get_lang('NameStylesheet'),
array('size' => '40', 'maxlength' => '40'));
$form->addRule('name_stylesheet', get_lang('ThisFieldIsRequired'), 'required');
$form->addElement('file', 'new_stylesheet', get_lang('UploadNewStylesheet'));
$allowed_file_types = getAllowedFileTypes();
$form->addRule('new_stylesheet', get_lang('InvalidExtension') . ' (' . implode(',', $allowed_file_types) . ')',
'filetype', $allowed_file_types);
$form->addRule('new_stylesheet', get_lang('ThisFieldIsRequired'), 'required');
$form->addButtonUpload(get_lang('Upload'), 'stylesheet_upload');
$show_upload_form = false;
if (!is_writable(CSS_UPLOAD_PATH)) {
Display::display_error_message(CSS_UPLOAD_PATH.get_lang('IsNotWritable'));
} else {
// Uploading a new stylesheet.
if ($_configuration['access_url'] == 1) {
$show_upload_form = true;
} else {
if ($is_style_changeable) {
$show_upload_form = true;
}
}
}
// Stylesheet upload.
if (isset($_POST['stylesheet_upload'])) {
if ($form->validate()) {
$values = $form->exportValues();
$picture_element = $form->getElement('new_stylesheet');
$picture = $picture_element->getValue();
$result = uploadStylesheet($values, $picture);
// Add event to the system log.
$user_id = api_get_user_id();
$category = $_GET['category'];
Event::addEvent(
LOG_CONFIGURATION_SETTINGS_CHANGE,
LOG_CONFIGURATION_SETTINGS_CATEGORY,
$category,
api_get_utc_datetime(),
$user_id
);
if ($result) {
Display::display_confirmation_message(get_lang('StylesheetAdded'));
}
}
}
$form_change = new FormValidator(
'stylesheet_upload',
'post',
api_get_self().'?category=Stylesheets',
null,
array('id' => 'stylesheets_id')
);
$list_of_names = array();
$selected = '';
$dirpath = '';
$safe_style_dir = '';
if ($handle = @opendir(CSS_UPLOAD_PATH)) {
$counter = 1;
while (false !== ($style_dir = readdir($handle))) {
if (substr($style_dir, 0, 1) == '.') {
// Skip directories starting with a '.'
continue;
}
$dirpath = CSS_UPLOAD_PATH.$style_dir;
if (is_dir($dirpath)) {
if ($style_dir != '.' && $style_dir != '..') {
if (isset($_POST['style']) &&
(isset($_POST['preview']) || isset($_POST['download'])) &&
$_POST['style'] == $style_dir
) {
$safe_style_dir = $style_dir;
} else {
if ($currentstyle == $style_dir || ($style_dir == 'chamilo' && !$currentstyle)) {
if (isset($_POST['style'])) {
$selected = Database::escape_string($_POST['style']);
} else {
$selected = $style_dir;
}
}
}
$show_name = ucwords(str_replace('_', ' ', $style_dir));
if ($is_style_changeable) {
$list_of_names[$style_dir] = $show_name;
}
$counter++;
}
}
}
closedir($handle);
}
// Sort styles in alphabetical order.
asort($list_of_names);
$select_list = array();
foreach ($list_of_names as $style_dir => $item) {
$select_list[$style_dir] = $item;
}
$styles = &$form_change->addElement('select', 'style', get_lang('NameStylesheet'), $select_list);
$styles->setSelected($selected);
if ($form_change->validate()) {
// Submit stylesheets.
if (isset($_POST['save'])) {
storeStylesheets();
Display::display_normal_message(get_lang('Saved'));
}
if (isset($_POST['download'])) {
generateCSSDownloadLink($safe_style_dir);
}
}
$logoForm = new FormValidator(
'logo_upload',
'post',
'settings.php?category=Stylesheets#tabs-2'
);
$logoForm->addHtml(
Display::return_message(sprintf(get_lang('TheLogoMustBeSizeXAndFormatY'), '250 x 70', 'PNG'), 'info')
);
$dir = api_get_path(SYS_PUBLIC_PATH).'css/themes/' . $selected . '/images/';
$url = api_get_path(WEB_CSS_PATH).'themes/' . $selected . '/images/';
$logoFileName = 'header-logo.png';
$newLogoFileName = 'header-logo-custom' . api_get_current_access_url_id() . '.png';
$webPlatformLogoPath = ChamiloApi::getWebPlatformLogoPath();
if ($webPlatformLogoPath !== null) {
$logoForm->addLabel(
get_lang('CurrentLogo'),
'<img id="header-logo-custom" src="' . $webPlatformLogoPath . '?' . time() . '">'
);
}
$logoForm->addFile('new_logo', get_lang('UpdateLogo'));
$allowedFileTypes = ['png'];
if (isset($_POST['logo_reset'])) {
if (is_file($dir.$newLogoFileName)) {
unlink($dir.$newLogoFileName);
echo Display::return_message(get_lang('ResetToTheOriginalLogo'));
echo '<script>'
. '$("#header-logo").attr("src","'.$url.$logoFileName.'");'
. '</script>';
}
} elseif (isset($_POST['logo_upload'])) {
$logoForm->addRule('new_logo', get_lang('InvalidExtension').' ('.implode(',', $allowedFileTypes).')', 'filetype', $allowedFileTypes);
$logoForm->addRule('new_logo', get_lang('ThisFieldIsRequired'), 'required');
if ($logoForm->validate()) {
$imageInfo = getimagesize($_FILES['new_logo']['tmp_name']);
$width = $imageInfo[0];
$height = $imageInfo[1];
if ($width <= 250 && $height <= 70) {
if (is_file($dir.$newLogoFileName)) {
unlink($dir.$newLogoFileName);
}
$status = move_uploaded_file($_FILES['new_logo']['tmp_name'], $dir.$newLogoFileName);
if ($status) {
echo Display::return_message(get_lang('NewLogoUpdated'));
echo '<script>'
. '$("#header-logo").attr("src","'.$url.$newLogoFileName.'");'
. '</script>';
} else {
echo Display::return_message('Error - '.get_lang('UplNoFileUploaded'), 'error');
}
} else {
Display::return_message('Error - '.get_lang('InvalidImageDimensions'), 'error');
}
}
}
if ($is_style_changeable) {
$group = [
$form_change->addButtonSave(get_lang('SaveSettings'), 'save', true),
$form_change->addButtonPreview(get_lang('Preview'), 'preview', true),
$form_change->addButtonDownload(get_lang('Download'), 'download', true)
];
$form_change->addGroup($group);
$logoGroup = [
$logoForm->addButtonUpload(get_lang('Upload'), 'logo_upload', true),
$logoForm->addButtonCancel(get_lang('Reset'), 'logo_reset', true)
];
$logoForm->addGroup($logoGroup);
if ($show_upload_form) {
echo '<script>
$(function() {
$( "#tabs" ).tabs();
});
</script>';
echo Display::tabs(
array(get_lang('Update'),get_lang('UpdateLogo'), get_lang('UploadNewStylesheet')),
array($form_change->return_form(), $logoForm->returnForm(), $form->returnForm())
);
} else {
$form_change->display();
}
//Little hack to update the logo image in update form when submiting
if (isset($_POST['logo_reset'])) {
echo '<script>'
. '$("#header-logo-custom").attr("src","'.$url.$logoFileName.'");'
. '</script>';
} elseif (isset($_POST['logo_upload']) && is_file($dir.$newLogoFileName)) {
echo '<script>'
. '$("#header-logo-custom").attr("src","'.$url.$newLogoFileName.'");'
. '</script>';
}
} else {
$form_change->freeze();
}
}
/**
* Creates the folder (if needed) and uploads the stylesheet in it
* @param array $values the values of the form
* @param array $picture the values of the uploaded file
* @return bool
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University, Belgium
* @version May 2008
* @since v1.8.5
*/
function uploadStylesheet($values, $picture)
{
$result = false;
// Valid name for the stylesheet folder.
$style_name = api_preg_replace('/[^A-Za-z0-9]/', '', $values['name_stylesheet']);
$cssToUpload = CSS_UPLOAD_PATH;
// Create the folder if needed.
if (!is_dir($cssToUpload.$style_name.'/')) {
mkdir($cssToUpload.$style_name.'/', api_get_permissions_for_new_directories());
}
$info = pathinfo($picture['name']);
if ($info['extension'] == 'zip') {
// Try to open the file and extract it in the theme.
$zip = new ZipArchive();
if ($zip->open($picture['tmp_name'])) {
// Make sure all files inside the zip are images or css.
$num_files = $zip->numFiles;
$valid = true;
$single_directory = true;
$invalid_files = array();
$allowedFiles = getAllowedFileTypes();
for ($i = 0; $i < $num_files; $i++) {
$file = $zip->statIndex($i);
if (substr($file['name'], -1) != '/') {
$path_parts = pathinfo($file['name']);
if (!in_array($path_parts['extension'], $allowedFiles)) {
$valid = false;
$invalid_files[] = $file['name'];
}
}
if (strpos($file['name'], '/') === false) {
$single_directory = false;
}
}
if (!$valid) {
$error_string = '<ul>';
foreach ($invalid_files as $invalid_file) {
$error_string .= '<li>'.$invalid_file.'</li>';
}
$error_string .= '</ul>';
Display::display_error_message(
get_lang('ErrorStylesheetFilesExtensionsInsideZip').$error_string,
false
);
} else {
// If the zip does not contain a single directory, extract it.
if (!$single_directory) {
// Extract zip file.
$zip->extractTo($cssToUpload.$style_name.'/');
$result = true;
} else {
$extraction_path = $cssToUpload.$style_name.'/';
for ($i = 0; $i < $num_files; $i++) {
$entry = $zip->getNameIndex($i);
if (substr($entry, -1) == '/') {
continue;
}
$pos_slash = strpos($entry, '/');
$entry_without_first_dir = substr($entry, $pos_slash + 1);
// If there is still a slash, we need to make sure the directories are created.
if (strpos($entry_without_first_dir, '/') !== false) {
if (!is_dir($extraction_path.dirname($entry_without_first_dir))) {
// Create it.
@mkdir($extraction_path.dirname($entry_without_first_dir), $mode = 0777, true);
}
}
$fp = $zip->getStream($entry);
$ofp = fopen($extraction_path.dirname($entry_without_first_dir).'/'.basename($entry), 'w');
while (!feof($fp)) {
fwrite($ofp, fread($fp, 8192));
}
fclose($fp);
fclose($ofp);
}
$result = true;
}
}
$zip->close();
} else {
Display::display_error_message(get_lang('ErrorReadingZip').$info['extension'], false);
}
} else {
// Simply move the file.
move_uploaded_file($picture['tmp_name'], $cssToUpload.$style_name.'/'.$picture['name']);
$result = true;
}
if ($result) {
$fs = new Filesystem();
$fs->mirror($cssToUpload, api_get_path(SYS_PATH).'web/css/themes/');
}
return $result;
}
/**
* Store plugin regions.
*/
function storeRegions()
{
$plugin_obj = new AppPlugin();
// Get a list of all current 'Plugins' settings
$installed_plugins = $plugin_obj->get_installed_plugins();
$shortlist_installed = array();
if (!empty($installed_plugins)) {
foreach ($installed_plugins as $plugin) {
if (isset($plugin['subkey'])) {
$shortlist_installed[] = $plugin['subkey'];
}
}
}
$shortlist_installed = array_flip(array_flip($shortlist_installed));
$plugin_list = $plugin_obj->read_plugins_from_path();
foreach ($plugin_list as $plugin) {
if (isset($_POST['plugin_'.$plugin])) {
$areas_to_installed = $_POST['plugin_'.$plugin];
if (!empty($areas_to_installed)) {
$plugin_obj->remove_all_regions($plugin);
foreach ($areas_to_installed as $region) {
if (!empty($region) && $region != '-1' ) {
$plugin_obj->add_to_region($plugin, $region);
}
}
}
}
}
}
/**
* This function allows easy activating and inactivating of plugins
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
*/
function storePlugins()
{
$appPlugin = new AppPlugin();
// Get a list of all current 'Plugins' settings
$plugin_list = $appPlugin->read_plugins_from_path();
$installed_plugins = array();
foreach ($plugin_list as $plugin) {
if (isset($_POST['plugin_'.$plugin])) {
$appPlugin->install($plugin);
$installed_plugins[] = $plugin;
}
}
if (!empty($installed_plugins)) {
$remove_plugins = array_diff($plugin_list, $installed_plugins);
} else {
$remove_plugins = $plugin_list;
}
foreach ($remove_plugins as $plugin) {
$appPlugin->uninstall($plugin);
}
}
/**
* This function allows the platform admin to choose which should be the default stylesheet
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
*/
function storeStylesheets()
{
// Insert the stylesheet.
if (isStyle($_POST['style'])) {
api_set_setting(
'stylesheets',
$_POST['style'],
null,
'stylesheets',
api_get_current_access_url_id()
);
}
return true;
}
/**
* This function checks if the given style is a recognize style that exists in the css directory as
* a standalone directory.
* @param string Style
* @return bool True if this style is recognized, false otherwise
*/
function isStyle($style)
{
$dir = CSS_UPLOAD_PATH;
$dirs = scandir($dir);
$style = str_replace(array('/', '\\'), array('', ''), $style); // Avoid slashes or backslashes.
if (in_array($style, $dirs) && is_dir($dir.$style)) {
return true;
}
return false;
}
/**
* Search options
* TODO: support for multiple site. aka $_configuration['access_url'] == 1
* @author Marco Villegas <marvil07@gmail.com>
*/
function handleSearch()
{
global $SettingsStored, $_configuration;
require_once api_get_path(LIBRARY_PATH).'specific_fields_manager.lib.php';
$search_enabled = api_get_setting('search_enabled');
$form = new FormValidator('search-options', 'post', api_get_self().'?category=Search');
$values = api_get_settings_options('search_enabled');
$form->addElement('header', null, get_lang('SearchEnabledTitle'));
$group = formGenerateElementsGroup($form, $values, 'search_enabled');
//SearchEnabledComment
$form->addGroup($group, 'search_enabled', array(get_lang('SearchEnabledTitle'), get_lang('SearchEnabledComment')), null, false);
$search_enabled = api_get_setting('search_enabled');
if ($form->validate()) {
$formValues = $form->exportValues();
setConfigurationSettingsInDatabase($formValues, $_configuration['access_url']);
$search_enabled = $formValues['search_enabled'];
Display::display_confirmation_message($SettingsStored);
}
$specific_fields = get_specific_field_list();
if ($search_enabled == 'true') {
$values = api_get_settings_options('search_show_unlinked_results');
$group = formGenerateElementsGroup($form, $values, 'search_show_unlinked_results');
$form->addGroup($group, 'search_show_unlinked_results', array(get_lang('SearchShowUnlinkedResultsTitle'),get_lang('SearchShowUnlinkedResultsComment')), null, false);
$default_values['search_show_unlinked_results'] = api_get_setting('search_show_unlinked_results');
$sf_values = array();
foreach ($specific_fields as $sf) {
$sf_values[$sf['code']] = $sf['name'];
}
$url = Display::div(Display::url(get_lang('AddSpecificSearchField'), 'specific_fields.php'), array('class'=>'sectioncomment'));
if (empty($sf_values)) {
$form->addElement('label', [get_lang('SearchPrefilterPrefix'), $url]);
} else {
$form->addElement('select', 'search_prefilter_prefix', array(get_lang('SearchPrefilterPrefix'), $url), $sf_values, '');
$default_values['search_prefilter_prefix'] = api_get_setting('search_prefilter_prefix');
}
}
$default_values['search_enabled'] = $search_enabled;
$form->addButtonSave(get_lang('Save'));
$form->setDefaults($default_values);
echo '<div id="search-options-form">';
$form->display();
echo '</div>';
if ($search_enabled == 'true') {
$xapianPath = api_get_path(SYS_UPLOAD_PATH).'plugins/xapian/searchdb';
/*
@todo Test the Xapian connection
if (extension_loaded('xapian')) {
require_once 'xapian.php';
try {
$db = new XapianDatabase($xapianPath.'/');
} catch (Exception $e) {
var_dump($e->getMessage());
}
require_once api_get_path(LIBRARY_PATH) . 'search/ChamiloIndexer.class.php';
require_once api_get_path(LIBRARY_PATH) . 'search/IndexableChunk.class.php';
require_once api_get_path(LIBRARY_PATH) . 'specific_fields_manager.lib.php';
$indexable = new IndexableChunk();
$indexable->addValue("content", 'Test');
$di = new ChamiloIndexer();
$di->connectDb(NULL, NULL, 'english');
$di->addChunk($indexable);
$did = $di->index();
}
*/
$xapianLoaded = Display::return_icon('bullet_green.png', get_lang('Ok'));
$dir_exists = Display::return_icon('bullet_green.png', get_lang('Ok'));
$dir_is_writable = Display::return_icon('bullet_green.png', get_lang('Ok'));
$specific_fields_exists = Display::return_icon('bullet_green.png', get_lang('Ok'));
//Testing specific fields
if (empty($specific_fields)) {
$specific_fields_exists = Display::return_icon('bullet_red.png', get_lang('AddSpecificSearchField'));
}
//Testing xapian extension
if (!extension_loaded('xapian')) {
$xapianLoaded = Display::return_icon('bullet_red.png', get_lang('Error'));
}
//Testing xapian searchdb path
if (!is_dir($xapianPath)) {
$dir_exists = Display::return_icon('bullet_red.png', get_lang('Error'));
}
//Testing xapian searchdb path is writable
if (!is_writable($xapianPath)) {
$dir_is_writable = Display::return_icon('bullet_red.png', get_lang('Error'));
}
$data = array();
$data[] = array(get_lang('XapianModuleInstalled'), $xapianLoaded);
$data[] = array(get_lang('DirectoryExists').' - '.$xapianPath, $dir_exists);
$data[] = array(get_lang('IsWritable').' - '.$xapianPath, $dir_is_writable);
$data[] = array(get_lang('SpecificSearchFieldsAvailable'), $specific_fields_exists);
showSearchSettingsTable($data);
showSearchToolsStatusTable();
}
}
/**
* Wrapper for the templates
*
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University, Belgium
* @author Julio Montoya.
* @version August 2008
* @since v1.8.6
*/
function handleTemplates()
{
/* Drive-by fix to avoid undefined var warnings, without repeating
* isset() combos all over the place. */
$action = isset($_GET['action']) ? $_GET['action'] : "invalid";
if ($action != 'add') {
echo '<div class="actions" style="margin-left: 1px;">';
echo '<a href="settings.php?category=Templates&action=add">'.
Display::return_icon('new_template.png', get_lang('AddTemplate'),'',ICON_SIZE_MEDIUM).'</a>';
echo '</div>';
}
if ($action == 'add' || ($action == 'edit' && is_numeric($_GET['id']))) {
addEditTemplate();
// Add event to the system log.
$user_id = api_get_user_id();
$category = $_GET['category'];
Event::addEvent(
LOG_CONFIGURATION_SETTINGS_CHANGE,
LOG_CONFIGURATION_SETTINGS_CATEGORY,
$category,
api_get_utc_datetime(),
$user_id
);
} else {
if ($action == 'delete' && is_numeric($_GET['id'])) {
deleteTemplate($_GET['id']);
// Add event to the system log
$user_id = api_get_user_id();
$category = $_GET['category'];
Event::addEvent(
LOG_CONFIGURATION_SETTINGS_CHANGE,
LOG_CONFIGURATION_SETTINGS_CATEGORY,
$category,
api_get_utc_datetime(),
$user_id
);
}
displayTemplates();
}
}
/**
* Display a sortable table with all the templates that the platform administrator has defined.
*
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University, Belgium
* @version August 2008
* @since v1.8.6
*/
function displayTemplates()
{
$table = new SortableTable('templates', 'getNumberOfTemplates', 'getTemplateData', 1);
$table->set_additional_parameters(array('category' => Security::remove_XSS($_GET['category'])));
$table->set_header(0, get_lang('Image'), true, array('style' => 'width: 101px;'));
$table->set_header(1, get_lang('Title'));
$table->set_header(2, get_lang('Actions'), false, array('style' => 'width:50px;'));
$table->set_column_filter(2, 'actionsFilter');
$table->set_column_filter(0, 'searchImageFilter');
$table->display();
}
/**
* Gets the number of templates that are defined by the platform admin.
*
* @return integer
*
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University, Belgium
* @version August 2008
* @since v1.8.6
*/
function getNumberOfTemplates()
{
// Database table definition.
$table_system_template = Database :: get_main_table('system_template');
// The sql statement.
$sql = "SELECT COUNT(id) AS total FROM $table_system_template";
$result = Database::query($sql);
$row = Database::fetch_array($result);
// Returning the number of templates.
return $row['total'];
}
/**
* Gets all the template data for the sortable table.
*
* @param integer $from the start of the limit statement
* @param integer $number_of_items the number of elements that have to be retrieved from the database
* @param integer $column the column that is
* @param string $direction the sorting direction (ASC or DESC<EFBFBD>
* @return array
*
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University, Belgium
* @version August 2008
* @since v1.8.6
*/
function getTemplateData($from, $number_of_items, $column, $direction)
{
// Database table definition.
$table_system_template = Database :: get_main_table('system_template');
// The sql statement.
$sql = "SELECT image as col0, title as col1, id as col2 FROM $table_system_template";
$sql .= " ORDER BY col$column $direction ";
$sql .= " LIMIT $from,$number_of_items";
$result = Database::query($sql);
$return = array();
while ($row = Database::fetch_array($result)) {
$row['1'] = get_lang($row['1']);
$return[] = $row;
}
// Returning all the information for the sortable table.
return $return;
}
/**
* display the edit and delete icons in the sortable table
*
* @param integer $id the id of the template
* @return string code for the link to edit and delete the template
*
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University, Belgium
* @version August 2008
* @since v1.8.6
*/
function actionsFilter($id) {
$return = '<a href="settings.php?category=Templates&action=edit&id='.Security::remove_XSS($id).'">'.Display::return_icon('edit.png', get_lang('Edit'),'',ICON_SIZE_SMALL).'</a>';
$return .= '<a href="settings.php?category=Templates&action=delete&id='.Security::remove_XSS($id).'" onClick="javascript:if(!confirm('."'".get_lang('ConfirmYourChoice')."'".')) return false;">'.Display::return_icon('delete.png', get_lang('Delete'),'',ICON_SIZE_SMALL).'</a>';
return $return;
}
/**
* Display the image of the template in the sortable table
*
* @param string $image the image
* @return string code for the image
*
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University, Belgium
* @version August 2008
* @since v1.8.6
*/
function searchImageFilter($image)
{
if (!empty($image)) {
return '<img src="'.api_get_path(WEB_APP_PATH).'home/default_platform_document/template_thumb/'.$image.'" alt="'.get_lang('TemplatePreview').'"/>';
} else {
return '<img src="'.api_get_path(WEB_APP_PATH).'home/default_platform_document/template_thumb/noimage.gif" alt="'.get_lang('NoTemplatePreview').'"/>';
}
}
/**
* Add (or edit) a template. This function displays the form and also takes
* care of uploading the image and storing the information in the database
*
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University, Belgium
* @version August 2008
* @since v1.8.6
*/
function addEditTemplate()
{
// Initialize the object.
$id = isset($_GET['id']) ? '&id='.Security::remove_XSS($_GET['id']) : '';
$form = new FormValidator('template', 'post', 'settings.php?category=Templates&action='.Security::remove_XSS($_GET['action']).$id);
// Setting the form elements: the header.
if ($_GET['action'] == 'add') {
$title = get_lang('AddTemplate');
} else {
$title = get_lang('EditTemplate');
}
$form->addElement('header', '', $title);
// Setting the form elements: the title of the template.
$form->addText('title', get_lang('Title'), false);
// Setting the form elements: the content of the template (wysiwyg editor).
$form->addElement('html_editor', 'template_text', get_lang('Text'), null, array('ToolbarSet' => 'AdminTemplates', 'Width' => '100%', 'Height' => '400'));
// Setting the form elements: the form to upload an image to be used with the template.
$form->addElement('file','template_image',get_lang('Image'),'');
// Setting the form elements: a little bit information about the template image.
$form->addElement('static', 'file_comment', '', get_lang('TemplateImageComment100x70'));
// Getting all the information of the template when editing a template.
if ($_GET['action'] == 'edit') {
// Database table definition.
$table_system_template = Database :: get_main_table('system_template');
$sql = "SELECT * FROM $table_system_template WHERE id = ".intval($_GET['id'])."";
$result = Database::query($sql);
$row = Database::fetch_array($result);
$defaults['template_id'] = intval($_GET['id']);
$defaults['template_text'] = $row['content'];
// Forcing get_lang().
$defaults['title'] = get_lang($row['title']);
// Adding an extra field: a hidden field with the id of the template we are editing.
$form->addElement('hidden', 'template_id');
// Adding an extra field: a preview of the image that is currently used.
if (!empty($row['image'])) {
$form->addElement('static', 'template_image_preview', '',
'<img src="' . api_get_path(WEB_APP_PATH) . 'home/default_platform_document/template_thumb/' . $row['image'] . '" alt="' . get_lang('TemplatePreview') . '"/>');
} else {
$form->addElement('static', 'template_image_preview', '',
'<img src="' . api_get_path(WEB_APP_PATH) . 'home/default_platform_document/template_thumb/noimage.gif" alt="' . get_lang('NoTemplatePreview') . '"/>');
}
// Setting the information of the template that we are editing.
$form->setDefaults($defaults);
}
// Setting the form elements: the submit button.
$form->addButtonSave(get_lang('Ok'), 'submit');
// Setting the rules: the required fields.
$form->addRule('template_image', get_lang('ThisFieldIsRequired'), 'required');
$form->addRule('title', get_lang('ThisFieldIsRequired'), 'required');
$form->addRule('template_text', get_lang('ThisFieldIsRequired'), 'required');
// if the form validates (complies to all rules) we save the information, else we display the form again (with error message if needed)
if ($form->validate()) {
$check = Security::check_token('post');
if ($check) {
// Exporting the values.
$values = $form->exportValues();
// Upload the file.
if (!empty($_FILES['template_image']['name'])) {
$upload_ok = process_uploaded_file($_FILES['template_image']);
if ($upload_ok) {
// Try to add an extension to the file if it hasn't one.
$new_file_name = add_ext_on_mime(stripslashes($_FILES['template_image']['name']), $_FILES['template_image']['type']);
// The upload directory.
$upload_dir = api_get_path(SYS_APP_PATH).'home/default_platform_document/template_thumb/';
// Create the directory if it does not exist.
if (!is_dir($upload_dir)) {
mkdir($upload_dir, api_get_permissions_for_new_directories());
}
// Resize the preview image to max default and upload.
$temp = new Image($_FILES['template_image']['tmp_name']);
$picture_info = $temp->get_image_info();
$max_width_for_picture = 100;
if ($picture_info['width'] > $max_width_for_picture) {
$temp->resize($max_width_for_picture);
}
$temp->send_image($upload_dir.$new_file_name);
}
}
// Store the information in the database (as insert or as update).
$table_system_template = Database :: get_main_table('system_template');
if ($_GET['action'] == 'add') {
$content_template = Security::remove_XSS($values['template_text'], COURSEMANAGERLOWSECURITY);
$params = [
'title' => $values['title'],
'content' => $content_template,
'image' => $new_file_name
];
Database::insert($table_system_template, $params);
// Display a feedback message.
Display::display_confirmation_message(get_lang('TemplateAdded'));
echo '<a href="settings.php?category=Templates&action=add">'.Display::return_icon('new_template.png', get_lang('AddTemplate'),'',ICON_SIZE_MEDIUM).'</a>';
} else {
$content_template = '<head>{CSS}<style type="text/css">.text{font-weight: normal;}</style></head><body>'.Database::escape_string($values['template_text']).'</body>';
$sql = "UPDATE $table_system_template set title = '".Database::escape_string($values['title'])."', content = '".$content_template."'";
if (!empty($new_file_name)) {
$sql .= ", image = '".Database::escape_string($new_file_name)."'";
}
$sql .= " WHERE id = ".intval($_GET['id'])."";
Database::query($sql);
// Display a feedback message.
Display::display_confirmation_message(get_lang('TemplateEdited'));
}
}
Security::clear_token();
displayTemplates();
} else {
$token = Security::get_token();
$form->addElement('hidden','sec_token');
$form->setConstants(array('sec_token' => $token));
// Display the form.
$form->display();
}
}
/**
* Delete a template
*
* @param integer $id the id of the template that has to be deleted
*
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University, Belgium
* @version August 2008
* @since v1.8.6
*/
function deleteTemplate($id)
{
// First we remove the image.
$table_system_template = Database :: get_main_table('system_template');
$sql = "SELECT * FROM $table_system_template WHERE id = ".intval($id)."";
$result = Database::query($sql);
$row = Database::fetch_array($result);
if (!empty($row['image'])) {
@unlink(api_get_path(SYS_APP_PATH).'home/default_platform_document/template_thumb/'.$row['image']);
}
// Now we remove it from the database.
$sql = "DELETE FROM $table_system_template WHERE id = ".intval($id)."";
Database::query($sql);
// Display a feedback message.
Display::display_confirmation_message(get_lang('TemplateDeleted'));
}
/**
* Returns the list of timezone identifiers used to populate the select
* This function is called through a call_user_func() in the generate_settings_form function.
* @return array List of timezone identifiers
*
* @author Guillaume Viguier <guillaume.viguier@beeznest.com>
* @since Chamilo 1.8.7
*/
function select_timezone_value()
{
return api_get_timezones();
}
/**
* Returns an array containing the list of options used to populate the gradebook_number_decimals variable
* This function is called through a call_user_func() in the generate_settings_form function.
* @return array List of gradebook_number_decimals options
*
* @author Guillaume Viguier <guillaume.viguier@beeznest.com>
*/
function select_gradebook_number_decimals() {
return array('0', '1', '2');
}
/**
* Get the options for a select element to select gradebook default grade model
* @return array
*/
function select_gradebook_default_grade_model_id()
{
$grade_model = new GradeModel();
$models = $grade_model->get_all();
$options = array();
$options[-1] = get_lang('None');
if (!empty($models)) {
foreach ($models as $model) {
$options[$model['id']] = $model['name'];
}
}
return $options;
}
/**
* @param array $settings
* @param array $settings_by_access_list
*
* @return FormValidator
*
* @throws \Doctrine\ORM\ORMException
* @throws \Doctrine\ORM\OptimisticLockException
* @throws \Doctrine\ORM\TransactionRequiredException
*/
function generateSettingsForm($settings, $settings_by_access_list)
{
global $_configuration, $settings_to_avoid, $convert_byte_to_mega_list;
$em = Database::getManager();
$table_settings_current = Database :: get_main_table(TABLE_MAIN_SETTINGS_CURRENT);
$form = new FormValidator('settings', 'post', 'settings.php?category='.Security::remove_XSS($_GET['category']));
$form->addElement(
'hidden',
'search_field',
(!empty($_GET['search_field']) ? Security::remove_XSS($_GET['search_field']) : null)
);
$url_id = api_get_current_access_url_id();
/*
if (!empty($_configuration['multiple_access_urls']) && api_is_global_platform_admin() && $url_id == 1) {
$group = array();
$group[] = $form->createElement('button', 'mark_all', get_lang('MarkAll'));
$group[] = $form->createElement('button', 'unmark_all', get_lang('UnmarkAll'));
$form->addGroup($group, 'buttons_in_action_right');
}*/
$default_values = array();
$url_info = api_get_access_url($url_id);
$i = 0;
$addedSettings = [];
foreach ($settings as $row) {
if (in_array($row['variable'], array_keys($settings_to_avoid))) {
continue;
}
if (in_array($row['variable'], $addedSettings)) {
continue;
}
$addedSettings[] = $row['variable'];
if (!empty($_configuration['multiple_access_urls'])) {
if (api_is_global_platform_admin()) {
if ($row['access_url_locked'] == 0) {
if ($url_id == 1) {
if ($row['access_url_changeable'] == '1') {
$form->addElement(
'html',
'<div class="pull-right"><a class="share_this_setting" data_status = "0" data_to_send = "'.$row['variable'].'" href="javascript:void(0);">'.
Display::return_icon('shared_setting.png', get_lang('ChangeSharedSetting') , null, ICON_SIZE_MEDIUM).'</a></div>'
);
} else {
$form->addElement(
'html',
'<div class="pull-right"><a class="share_this_setting" data_status = "1" data_to_send = "'.$row['variable'].'" href="javascript:void(0);">'.
Display::return_icon('shared_setting_na.png', get_lang('ChangeSharedSetting'), null, ICON_SIZE_MEDIUM ).'</a></div>'
);
}
} else {
if ($row['access_url_changeable'] == '1') {
$form->addElement(
'html',
'<div class="pull-right">'.
Display::return_icon('shared_setting.png', get_lang('ChangeSharedSetting'), null, ICON_SIZE_MEDIUM ).'</div>'
);
} else {
$form->addElement(
'html',
'<div class="pull-right">'.
Display::return_icon('shared_setting_na.png', get_lang('ChangeSharedSetting'), null, ICON_SIZE_MEDIUM ).'</div>'
);
}
}
}
}
}
$hideme = array();
$hide_element = false;
if ($_configuration['access_url'] != 1) {
if ($row['access_url_changeable'] == 0) {
// We hide the element in other cases (checkbox, radiobutton) we 'freeze' the element.
$hide_element = true;
$hideme = array('disabled');
} elseif ($url_info['active'] == 1) {
// We show the elements.
if (empty($row['variable'])) {
$row['variable'] = 0;
}
if (empty($row['subkey'])) {
$row['subkey'] = 0;
}
if (empty($row['category'])) {
$row['category'] = 0;
}
if (isset($settings_by_access_list[$row['variable']]) &&
is_array($settings_by_access_list[$row['variable']][$row['subkey']][$row['category']])) {
// We are sure that the other site have a selected value.
if ($settings_by_access_list[$row['variable']][$row['subkey']][$row['category']]['selected_value'] != '') {
$row['selected_value'] = $settings_by_access_list[$row['variable']][$row['subkey']][$row['category']]['selected_value'];
}
}
// There is no else{} statement because we load the default $row['selected_value'] of the main Chamilo site.
}
}
switch ($row['type']) {
case 'textfield':
if (in_array($row['variable'], $convert_byte_to_mega_list)) {
$form->addElement(
'text',
$row['variable'],
array(
get_lang($row['title']),
get_lang($row['comment']),
get_lang('MB')
),
array('maxlength' => '8')
);
$form->applyFilter($row['variable'], 'html_filter');
$default_values[$row['variable']] = round($row['selected_value']/1024/1024, 1);
} elseif ($row['variable'] == 'account_valid_duration') {
$form->addElement(
'text',
$row['variable'],
array(
get_lang($row['title']),
get_lang($row['comment']),
),
array('maxlength' => '5')
);
$form->applyFilter($row['variable'], 'html_filter');
$default_values[$row['variable']] = $row['selected_value'];
// For platform character set selection: Conversion of the textfield to a select box with valid values.
} elseif ($row['variable'] == 'platform_charset') {
continue;
} else {
$hideme['class'] = 'col-md-4';
$form->addElement(
'text',
$row['variable'],
array(
get_lang($row['title']),
get_lang($row['comment'])
),
$hideme
);
$form->applyFilter($row['variable'],'html_filter');
$default_values[$row['variable']] = $row['selected_value'];
}
break;
case 'textarea':
if ($row['variable'] == 'header_extra_content') {
$file = api_get_home_path().'header_extra_content.txt';
$value = '';
if (file_exists($file)) {
$value = file_get_contents($file);
}
$form->addElement('textarea', $row['variable'], array(get_lang($row['title']), get_lang($row['comment'])) , array('rows'=>'10'), $hideme);
$default_values[$row['variable']] = $value;
} elseif ($row['variable'] == 'footer_extra_content') {
$file = api_get_home_path().'footer_extra_content.txt';
$value = '';
if (file_exists($file)) {
$value = file_get_contents($file);
}
$form->addElement('textarea', $row['variable'], array(get_lang($row['title']), get_lang($row['comment'])) , array('rows'=>'10'), $hideme);
$default_values[$row['variable']] = $value;
} else {
$form->addElement('textarea', $row['variable'], array(get_lang($row['title']), get_lang($row['comment'])) , array('rows'=>'10'), $hideme);
$default_values[$row['variable']] = $row['selected_value'];
}
break;
case 'radio':
$values = api_get_settings_options($row['variable']);
$group = array ();
if (is_array($values)) {
foreach ($values as $key => $value) {
$element = &$form->createElement(
'radio',
$row['variable'],
'',
get_lang($value['display_text']),
$value['value']
);
if ($hide_element) {
$element->freeze();
}
$group[] = $element;
}
}
$form->addGroup(
$group,
$row['variable'],
array(get_lang($row['title']), get_lang($row['comment'])),
null,
false
);
$default_values[$row['variable']] = $row['selected_value'];
break;
case 'checkbox':
// 1. We collect all the options of this variable.
$sql = "SELECT * FROM $table_settings_current
WHERE variable='".$row['variable']."' AND access_url = 1";
$result = Database::query($sql);
$group = array ();
while ($rowkeys = Database::fetch_array($result)) {
// Profile tab option should be hidden when the social tool is enabled.
if (api_get_setting('allow_social_tool') == 'true') {
if ($rowkeys['variable'] === 'show_tabs' && $rowkeys['subkey'] === 'my_profile') {
continue;
}
}
// Hiding the gradebook option.
if ($rowkeys['variable'] === 'show_tabs' && $rowkeys['subkey'] === 'my_gradebook') {
continue;
}
$element = &$form->createElement(
'checkbox',
$rowkeys['subkey'],
'',
get_lang($rowkeys['subkeytext'])
);
if ($row['access_url_changeable'] == 1) {
// 2. We look into the DB if there is a setting for a specific access_url.
$access_url = $_configuration['access_url'];
if (empty($access_url)) {
$access_url = 1;
}
$sql = "SELECT selected_value FROM $table_settings_current
WHERE
variable='".$rowkeys['variable']."' AND
subkey='".$rowkeys['subkey']."' AND
subkeytext='".$rowkeys['subkeytext']."' AND
access_url = $access_url";
$result_access = Database::query($sql);
$row_access = Database::fetch_array($result_access);
if ($row_access['selected_value'] === 'true' && !$form->isSubmitted()) {
$element->setChecked(true);
}
} else {
if ($rowkeys['selected_value'] === 'true' && !$form->isSubmitted()) {
$element->setChecked(true);
}
}
if ($hide_element) {
$element->freeze();
}
$group[] = $element;
}
$form->addGroup(
$group,
$row['variable'],
array(get_lang($row['title']), get_lang($row['comment'])),
null
);
break;
case 'link':
$form->addElement('static', null, array(get_lang($row['title']), get_lang($row['comment'])),
get_lang('CurrentValue') . ' : ' . $row['selected_value'], $hideme);
break;
case 'select':
/*
* To populate the list of options, the select type dynamically calls a function that must be called select_ + the name of the variable being displayed.
* The functions being called must be added to the file settings.lib.php.
*/
$form->addElement(
'select',
$row['variable'],
array(get_lang($row['title']), get_lang($row['comment'])),
call_user_func('select_'.$row['variable']),
$hideme
);
$default_values[$row['variable']] = $row['selected_value'];
break;
case 'custom':
break;
case 'select_course':
$courseSelectOptions = [];
if (!empty($row['selected_value'])) {
$course = $em->find('ChamiloCoreBundle:Course', $row['selected_value']);
$courseSelectOptions[$course->getId()] = $course->getTitle();
}
$form->addElement(
'select_ajax',
$row['variable'],
[get_lang($row['title']), get_lang($row['comment'])],
$courseSelectOptions,
['url' => api_get_path(WEB_AJAX_PATH) . 'course.ajax.php?a=search_course']
);
$default_values[$row['variable']] = $row['selected_value'];
break;
}
switch ($row['variable']) {
case 'pdf_export_watermark_enable':
$url = PDF::get_watermark(null);
if ($url != false) {
$delete_url = '<a href="?delete_watermark">'.get_lang('DelImage').' '.Display::return_icon('delete.png',get_lang('DelImage')).'</a>';
$form->addElement('html', '<div style="max-height:100px; max-width:100px; margin-left:162px; margin-bottom:10px; clear:both;"><img src="'.$url.'" style="margin-bottom:10px;" />'.$delete_url.'</div>');
}
$form->addElement('file', 'pdf_export_watermark_path', get_lang('AddWaterMark'));
$allowed_picture_types = array('jpg', 'jpeg', 'png', 'gif');
$form->addRule('pdf_export_watermark_path', get_lang('OnlyImagesAllowed').' ('.implode(',', $allowed_picture_types).')', 'filetype', $allowed_picture_types);
break;
case 'timezone_value':
$timezone = $row['selected_value'];
if (empty($timezone)) {
$timezone = api_get_timezone();
}
$form->addLabel('', sprintf(get_lang('LocalTimeUsingPortalTimezoneXIsY'), $timezone, api_get_local_time()));
break;
}
} // end for
if (!empty($settings)) {
$form->setDefaults($default_values);
}
$form->addHtml('<div class="bottom_actions">');
$form->addButtonSave(get_lang('SaveSettings'));
$form->addHtml('</div>');
return $form;
}
/**
* Searches a platform setting in all categories except from the Plugins category
* @param string $search
* @return array
*/
function searchSetting($search)
{
if (empty($search)) {
return array();
}
$table_settings_current = Database :: get_main_table(TABLE_MAIN_SETTINGS_CURRENT);
$sql = "SELECT * FROM $table_settings_current
WHERE category <> 'Plugins' ORDER BY id ASC ";
$result = Database::store_result(Database::query($sql), 'ASSOC');
$settings = array();
$search = api_strtolower($search);
if (!empty($result)) {
foreach ($result as $setting) {
$found = false;
$title = api_strtolower(get_lang($setting['title']));
// try the title
if (strpos($title, $search) === false) {
$comment = api_strtolower(get_lang($setting['comment']));
//Try the comment
if (strpos($comment, $search) === false) {
//Try the variable name
if (strpos($setting['variable'], $search) === false) {
continue;
} else {
$found = true;
}
} else {
$found = true;
}
} else {
$found = true;
}
if ($found) {
$settings[] = $setting;
}
}
}
return $settings;
}
/**
* Helper function to generates a form elements group
* @param object $form The form where the elements group has to be added
* @param array $values Values to browse through
* @return array
*/
function formGenerateElementsGroup($form, $values = array(), $elementName)
{
$group = array();
if (is_array($values)) {
foreach ($values as $key => $value) {
$element = &$form->createElement('radio', $elementName, '', get_lang($value['display_text']), $value['value']);
$group[] = $element;
}
}
return $group;
}
/**
* Helper function with allowed file types for CSS
* @return array Array of file types (no indexes)
*/
function getAllowedFileTypes()
{
$allowedFiles = array(
'css',
'zip',
'jpeg',
'jpg',
'png',
'gif',
'ico',
'psd',
'xcf',
'svg',
'webp',
'woff',
'woff2'
);
return $allowedFiles;
}
/**
* Helper function to set settings in the database
* @param array $parameters List of values
* @param int $accessUrl The current access URL
* @return void
*/
function setConfigurationSettingsInDatabase($parameters, $accessUrl)
{
$r = api_set_settings_category('Search', 'false', $accessUrl);
// Save the settings.
foreach ($parameters as $key => $value) {
$result = api_set_setting($key, $value, null, null);
}
}
/**
* Helper function to show the status of the search settings table
* @param array $data Data to show
* @return void
*/
function showSearchSettingsTable($data)
{
echo Display::tag('h3', get_lang('Settings'));
$table = new SortableTableFromArray($data);
$table->set_header(0, get_lang('Setting'), false);
$table->set_header(1, get_lang('Status'), false);
echo $table->display();
}
/**
* Helper function to show status table for each command line tool installed
* @return void
*/
function showSearchToolsStatusTable()
{
//@todo windows support
if (api_is_windows_os() == false) {
$list_of_programs = array('pdftotext', 'ps2pdf', 'catdoc', 'html2text', 'unrtf', 'catppt', 'xls2csv');
foreach($list_of_programs as $program) {
$output = [];
$ret_val = null;
exec("which $program", $output, $ret_val);
if (!$output) {
$output[] = '';
}
$icon = Display::return_icon('bullet_red.png', get_lang('NotInstalled'));
if (!empty($output[0])) {
$icon = Display::return_icon('bullet_green.png', get_lang('Installed'));
}
$data2[]= array($program, $output[0], $icon);
}
echo Display::tag('h3', get_lang('ProgramsNeededToConvertFiles'));
$table = new SortableTableFromArray($data2);
$table->set_header(0, get_lang('Program'), false);
$table->set_header(1, get_lang('Path'), false);
$table->set_header(2, get_lang('Status'), false);
echo $table->display();
} else {
Display::display_warning_message(
get_lang('YouAreUsingChamiloInAWindowsPlatformSadlyYouCantConvertDocumentsInOrderToSearchTheContentUsingThisTool')
);
}
}
/**
* Helper function to generate and show CSS Zip download message
* @param string $style Style path
* @return void
*/
function generateCSSDownloadLink($style)
{
$arch = api_get_path(SYS_ARCHIVE_PATH).$style.'.zip';
$dir = api_get_path(SYS_CSS_PATH).'themes/'.$style;
if (is_dir($dir)) {
$zip = new PclZip($arch);
// Remove path prefix except the style name and put file on disk
$zip->create($dir, PCLZIP_OPT_REMOVE_PATH, substr($dir,0,-strlen($style)));
$url = api_get_path(WEB_CODE_PATH) . 'course_info/download.php?archive_path=&archive=' . str_replace(api_get_path(SYS_ARCHIVE_PATH), '', $arch);
//@TODO: use more generic script to download.
$str = '<a class="btn btn-primary btn-large" href="' .$url. '">'.get_lang('ClickHereToDownloadTheFile').'</a>';
Display::display_normal_message($str, false);
} else {
Display::addFlash(Display::return_message(get_lang('FileNotFound'), 'warning'));
}
}
/**
* Helper function to tell if the style is changeable in the current URL
* @return bool $changeable Whether the style can be changed in this URL or not
*/
function isStyleChangeable() {
global $_configuration;
$changeable = false;
if ($_configuration['access_url'] != 1) {
$style_info = api_get_settings('stylesheets', '', 1, 0);
$url_info = api_get_access_url($_configuration['access_url']);
if ($style_info[0]['access_url_changeable'] == 1 && $url_info['active'] == 1) {
$changeable = true;
}
} else {
$changeable = true;
}
return $changeable;
}